000 00249nam a2200097 4500
245 _aLectures on structures and significance
_cH. Mohr
100 _aMohr, H.
260 _aNew York
_bSpringer-Verlag
_cc1977
300 _axi,227p.; 24cm.
082 _a501
_bMOH
999 _c9898
_d9898